@misc{indiciae914fdf97c354,
  title = {United States earthquakes, 1952},
  author = {L.M. Murphy and W.K. Cloud},
  year = {1984},
  doi = {10.3133/ofr84952},
  url = {https://pubs.usgs.gov/publication/ofr84952},
  note = {Source identifier: ofr84952}
}